diff --git a/dev-requirements.txt b/dev-requirements.txt
index 5f6b46e2..20915600 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -19,7 +19,7 @@ cffi==1.11.2
 six=1.11.0
 iso8601=0.1.12
 pynacl==1.2.0
-cryptography==2.1.3
+cryptography==2.1.4
 securesystemslib==0.10.8
 
 # Testing requirements.  The rest of the testing dependencies available in